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This is the filter for my Small koi pond. I wanted a waterfall, room for filter equipment (easy accessible) and space to keep a few green carnivores. Read on if you want to know why I needed a lathe for this.

Like many electronic enthusiasts I have many leftover PCB's lying around from all kinds of projects. I came up with a good use for them and at the same time creating the perfect piece of tech furniture for every geeks house. Convert a glass table into a PCB table.

Another interesting use of electricity. You can catch worms with it. Don't want to ruin your garden, not enough room to dig or simply don't want to get your hands dirty digging for worms? This is the perfect solution!

This battery powered Teslacoil has etched windings on a print circuit board. It works on two 9V battery's. The resonance frequency is around 7.2MHz. It is a full bridge and the primary is also resonant. It has a turns ratio of 2:105 with 6mil tracks for the secondary.